Frederick graffe



UNITED STATES PATENT OFFICE.

FREDERICK GRAFFE, JR, OF FORT \VAYNE, INDIANA.

COMPOUND FOR CLEANING JEWELRY.

SPEOIFIGATION'forming part of Letters Patent No. 425,668, dated April15, 1890.

Application filed April 4:, 1889. $erial No. 306,000. (Specimens) To allwhom it may concern:

Be it known that I, FREDERICK GRAFFE, J r., a citizen of the UnitedStates, residing at Fort Wayne, in the county of Allen and State ofIndiana, have invented certainnew and useful Improvements in CleansingPreparations for Jewelry, &c.; and I do hereby de- 'clare the followingto be a full, clear, and exact description of the invention, such aswill enable others skilled in the art to which it appertains to make anduse the same.

The cleaning of jewelry with the preparations heretofore used for thatpurpose and in the manner heretofore practiced has been a matterrequiring considerable time and labor. With the view of simplifying theoperation and at the same time obtaining better results I have inventedand prepared a new mixture, which is easily applied and used, and whenused'in the manner hereinafter described will eifectually clean allkinds of jewelry in the shortest time and with the least expenditure oflabor, and will restore to the same its original brightness and luster.

The mixture is a solution composed of the following ingredients and inthe proportions set forth. viz:

Parts.

Potassium bitartrate 2O Rouge 2 Liquor potassie WVater 25 Perfume 3Total 100 using the preparation.

cake of soap; rub the article thoroughly with the brush so moistened andprepared, and then rinse well in clear water; then place in finesawdust, the finer the better, and stir around in the same or shakewell, and leave it a few minutes to dry. When dry, the dust will falloff and the article will be as clean and bright as when new.

In cleaning delicate articlessuch as small settings which will not bearrubbing with the brushit will be sufficient to press the brush gentlyupon the same, repeating the operation until the settings are thoroughlymoistened; then rinse and dry as above.

Having now described my invention and the manner of applying and usingthe same, I claim- The hereinbefore-described cleansing mixture forcleaning jewelry and similar articles, composed of potassium bitartrate,rouge, liquor potassae, and water, in about the proportions set forth. Y

In testimony whereof I aflix my signature in presence of two witnesses.

FREDERICK GRAFFE, JR.

Witnesses:

J. WV. SMITH, J r., O. V. ORR.

